Home / 809,813.58-1,116,868.95-606,344.82

Finding the Fourth Proportional to 809,813.58, 1,116,868.95 and 606,344.82

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Solution

The fourth proportional to 809,813.58, 1,116,868.95 and 606,344.82 is: 836,251.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,813.58 : 1,116,868.95 = 606,344.82 : x
  2. Step 2: Convert to fraction form
    809,813.58/1,116,868.95 = 606,344.82/x
  3. Step 3: Cross multiply
    809,813.58x = 1,116,868.95 × 606,344.82
  4. Step 4: Simplify right side
    809,813.58x = 677,207,702,451.34
  5. Step 5: Solve for x
    x = 677,207,702,451.34/809,813.58
  6. Step 6: Final answer
    x = 836,251.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.